<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://nypost.com/2010/12/17/president-obama-does-the-dirty-work-when-he-walks-his-dog/NewsArticle>
<http://nypost.com/2010/12/17/president-obama-does-the-dirty-work-when-he-walks-his-dog/>